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https://github.com/grafana/grafana.git
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fd44f2ee4f
* Pass prometheus registerer to the dual writer * Fix tests * Remove unused var * Fix tests * Uncomment test * Remove leading line * Fix tests. Reuse registerer if there's already one * Lint * Improve double registering logic * Rebase main
49 lines
1.1 KiB
Go
49 lines
1.1 KiB
Go
package query
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import (
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"github.com/prometheus/client_golang/prometheus"
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)
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const (
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metricsSubSystem = "queryservice"
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metricsNamespace = "grafana"
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)
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type queryMetrics struct {
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dsRequests *prometheus.CounterVec
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// older metric
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expressionsQuerySummary *prometheus.SummaryVec
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}
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func newQueryMetrics(reg prometheus.Registerer) *queryMetrics {
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m := &queryMetrics{
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dsRequests: prometheus.NewCounterVec(prometheus.CounterOpts{
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Namespace: metricsNamespace,
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Subsystem: metricsSubSystem,
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Name: "ds_queries_total",
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Help: "Number of datasource queries made from the query service",
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}, []string{"error", "dataplane", "datasource_type"}),
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expressionsQuerySummary: prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Namespace: metricsNamespace,
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Subsystem: metricsSubSystem,
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Name: "expressions_queries_duration_milliseconds",
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Help: "Expressions query summary",
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Objectives: map[float64]float64{0.5: 0.05, 0.9: 0.01, 0.99: 0.001},
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},
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[]string{"status"},
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),
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}
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if reg != nil {
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reg.MustRegister(
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m.dsRequests,
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m.expressionsQuerySummary,
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)
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}
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return m
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}
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